Impact of Hospitalization for Acute Myocardial Infarction on Adherence to Statins Among Older Adults
- Kronish, Ian M.
- Ross, Joseph S.
- Zhao, Hong
- Muntner, Paul
DOIAbstract
Background—Little is known about the impact of hospitalization for an acute myocardial infarction (AMI) on subsequent adherence to statins. Methods and Results—Using administrative claims from a 5% random sample of Medicare beneficiaries, we identified a cohort of Medicare patients aged ≥65 years, hospitalized from 2007 to 2011, taking statins in the year before AMI hospitalization (n=6618). We then determined the proportion of patients nonadherent to statins (proportion of days covered <80%) in the year before AMI hospitalization who became statin adherent (proportion of days covered ≥80%) in the year after AMI hospitalization. The proportion of statin-adherent patients who became nonadherent was also studied. These proportions were compa...
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